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Diagnostic Code Ambiguity and Misclassification of Adults With Spinal Muscular Atrophy: Single-Center Chart Review

Holly G, Bean B, Beshay H, Edwards G, Streicher N

JMIR medical informatics, 2026

1 citation

Abstract

Unlabelled: In a single US health system, fewer than one in three adults flagged by spinal muscular atrophy-associated diagnostic codes had molecularly confirmed spinal muscular atrophy (positive predictive value 27%), with the majority miscoded across clinically distinct categories.

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